https://github.com/wongxming/huaweicloud-iot-device-sdk

华为云 IoT nodejs SDK
https://github.com/wongxming/huaweicloud-iot-device-sdk

huawei iot nodejs

Last synced: about 1 month ago
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华为云 IoT nodejs SDK

• Host: GitHub
• URL: https://github.com/wongxming/huaweicloud-iot-device-sdk
• Owner: wongxming
• License: mit
• Created: 2019-12-10T05:17:06.000Z (about 5 years ago)
• Default Branch: master
• Last Pushed: 2022-09-08T05:52:15.000Z (over 2 years ago)
• Last Synced: 2024-12-11T08:50:03.476Z (2 months ago)
• Topics: huawei, iot, nodejs
• Language: JavaScript
• Homepage:
• Size: 5.86 KB
• Stars: 0
• Watchers: 1
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

        
## huaweicloud-iot-device-sdk

[![npm-version](https://img.shields.io/npm/v/huaweicloud-iot-device-sdk.svg)](https://npmjs.org/package/huaweicloud-iot-device-sdk)

[![npm-download](https://img.shields.io/npm/dm/huaweicloud-iot-device-sdk.svg)](https://npmjs.org/package/huaweicloud-iot-device-sdk)

[Huawei IoT SDK](https://www.aliyun.com/product/iot) MQTT client for Node.js

## Installation

You can install it as dependency with npm.

```sh

$ # save into package.json dependencies with -S

$ npm install huaweicloud-iot-device-sdk -S

```

## Usage

Huawei IoT mqtt client with authrozied by deviceId & deviceSecret.

### GET Data 

```js

const path = require('path');

const huaweiIoT = require('huaweicloud-iot-device-sdk');

const options = {

    deviceId: "your deviceId",

    deviceSecret: "your deviceSecret",

    caFilePath: path.join(__dirname, 'hw-iot-root.pem'),

    host:'your iot host'

}

//建立连接

var client = huaweiIoT.getHuaweiIoTClient(options);

client.on('message', function(topic, message) {

    console.log("topic " + topic)

    console.log("message " + message)

})

client.subscribe(`/huawei/v1/devices/${options.deviceId}/command/json`)

var topic = `/huawei/v1/devices/${options.deviceId}/data/json`

var postJson = {

    msgType: "deviceReq",

    data: [

        {

            serviceId: "pop",

            serviceData: {

                stackId:4

            }

        }

    ]

}

client.publish(topic, JSON.stringify(postJson))

client.end(function (){

    console.log("end")

})

```

### Subscribe Topic 

```js

client.subscribe(topic)

```

### Publish Message 

```js

client.publish(topic, 'Hello mqtt')

client.publish(topic, 'Hello mqtt', { qos: 1 })

```

### Receive Message 

```js

client.on('message', function(topic, message) {

    console.log(topic+"," + message.toString())

})

```